/Engine/Source/Runtime/SlateCore/Public/Widgets/SWidget.h
Find the geometry of a descendant widget. This method assumes that WidgetsToFind are a descendants of this widget. Note that not all widgets are guaranteed to be found; OutResult will contain null entries for missing widgets.
True if all the WidgetGeometries were found. False otherwise.
bool FindChildGeometries ( const [FGeometry](API\Runtime\SlateCore\Layout\FGeometry) & MyGeometry, const [TSet](API\Runtime\Core\Containers\TSet)< [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) > > & WidgetsToFind, [TMap](API\Runtime\Core\Containers\TMap)< [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) >, [FArrangedWidget](API\Runtime\SlateCore\Layout\FArrangedWidget) > & OutResult ) const